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Data Warehouse vs Data Mining. What are these ?

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Objective Of A Data Warehouse

  • Collect Data-Scrub, Integrate & Make It Accessible
  •  Provide Information – For Our Businesses
  •  Start Managing Knowledge
  •  So Our Business Partners Will Gain Wisdom!

Data Warehouse Definition

  • A Data Warehouse is a  Structured Repository of Historic Data.
  • It is Developed in an Evolutionary Process  by integrating data from Non-integrated legacy systems.
  • A Data Warehouse is a repository of information collected from multiple sources, stored under a unified schema, and that usually resides at a single site.
  • Data Warehouses are constructed via a process of  DATA CLEANING, DATA INTEGRATION, DATA TRANSFORMATION, DATA LOADING, and PERIODIC DATA REFRESHING.

Definition of Data Mining

  • It’s the process to extract or “mine” Knowledge from large sum of data.

Scenario:

               Remember that the mining of gold from the rocks or sand is  referred to as gold mining rather than rock or sand mining.

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